<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>首界面</title>
    <style>
        input {
            width: 100px;
            height: 50px;
            color: blue;
        }
    </style>
</head>
<body>
<div align="center">
    <form action="/login" method="post">
        <input type="submit" value="查询">
    </form>
</div>
</body>
</html>